The BHK-40-D Recycled Ballpen Range is fitted with ink that is fully compliant with ISO 12757-2, the internationally recognised standard governing writing instruments intended for documentary use.
This ensures suitability for official records, administrative files, and documents subject to retention, audit, or regulatory review. The ink formulation has been tested by international independent testing laboratories, providing objective verification of performance and compliance.
Key ink performance characteristics include:
- Consistent, low-pressure writing
- Clear, high-contrast line quality on standard office paper
- Resistance to smudging under normal handling conditions
Independent laboratory testing provides an additional layer of assurance for procurement professionals, supporting quality scoring and reducing compliance risk when responding to tender requirements.